WO2010024332A1 - Procédé de fabrication d'une dispersion aqueuse de vernis à ongles - Google Patents

Procédé de fabrication d'une dispersion aqueuse de vernis à ongles Download PDF

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Publication number
WO2010024332A1
WO2010024332A1 PCT/JP2009/064963 JP2009064963W WO2010024332A1 WO 2010024332 A1 WO2010024332 A1 WO 2010024332A1 JP 2009064963 W JP2009064963 W JP 2009064963W WO 2010024332 A1 WO2010024332 A1 WO 2010024332A1
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WO
WIPO (PCT)
Prior art keywords
water
dispersion
pigment
gloss
soluble resin
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Application number
PCT/JP2009/064963
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English (en)
Japanese (ja)
Inventor
昭生 佐藤
大泉　哲朗
Original Assignee
東洋インキ製造株式会社
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Filing date
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Application filed by 東洋インキ製造株式会社 filed Critical 東洋インキ製造株式会社
Publication of WO2010024332A1 publication Critical patent/WO2010024332A1/fr

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Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q3/00—Manicure or pedicure preparations
    • A61Q3/02—Nail coatings
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/02—Cosmetics or similar toiletry preparations characterised by special physical form
    • A61K8/04—Dispersions; Emulsions
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/72—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds
    • A61K8/81—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
    • A61K8/8141—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides or nitriles thereof; Compositions of derivatives of such polymers
    • A61K8/8152—Homopolymers or copolymers of esters, e.g. (meth)acrylic acid esters; Compositions of derivatives of such polymers

Definitions

  • the present invention relates to a water-based nail polish that is excellent in pigment dispersion stability, gloss, and color development, and that does not deteriorate coating properties such as water resistance.
  • Organic solvent-based nail polish is made by adding a film forming agent such as nitrocellulose and resin such as alkyd resin, sulfonamide resin, sucrose resin, acrylic resin, and other additives such as plasticizer and coloring material to toluene. , Dissolved in an organic solvent such as ethyl acetate or butyl acetate.
  • a film forming agent such as nitrocellulose and resin such as alkyd resin, sulfonamide resin, sucrose resin, acrylic resin, and other additives such as plasticizer and coloring material to toluene.
  • an organic solvent such as ethyl acetate or butyl acetate.
  • Such a nail polish is excellent in various physical properties as a coating film, and is useful in the ease of blending, usability and quick drying.
  • organic solvents since organic solvents are used, there is a problem of adverse effects on the human body.
  • the nails and skin may become rough, and as a result, the gloss of the nails may be lost, yellowing, and troubles such as two nails may occur.
  • problems such as inhalation of organic solvents.
  • organic solvent since an organic solvent is used, there are flammability problems, and there are many problems to be improved.
  • water-based nail polish has less physical influence on the nail than organic solvent-based nail polish and has nail-friendly properties.
  • water-based beauty nails that use aqueous polymer emulsions have been proposed.
  • a water-soluble resin having a high acid value is used as the resin used for the water-based nail polish. Therefore, in general, mechanical properties such as gloss and hardness are inferior. Further, when the resin is used in a larger amount than the pigment, the hot water resistance is lowered. That is, it was inadequate quality compared with the organic solvent beauty nail.
  • Japanese Patent Publication Nos. 55-43445 and 61-1043 disclose that a pigment is added to an aqueous polymer emulsion together with a surfactant and dispersed with a disper. However, the pigment is not sufficiently dispersed, and good color development and gloss cannot be obtained.
  • JP-A-4-103516 discloses an average particle size of 0 obtained by wet-pulverizing a pigment together with an aqueous polymer emulsion. It is disclosed to contain a pigment of 5 ⁇ m or less.
  • WO 2005/032500 discloses an example of using a resin-type dispersant that does not impair mechanical properties (gloss, hardness) and light removal properties.
  • the resin-type dispersant is considerably more expensive than the water-soluble resin, and further, the resin-type dispersant is insufficient in quality as compared with the solvent type.
  • An object of the present invention is to provide a water-based beauty nail material that achieves both gloss, color development and water resistance.
  • the present invention includes a step (1) of kneading a pigment, a water-soluble resin, and water or a volatile solvent with two rolls to form a solid chip, and a step (2) of dispersing the solid chip in an aqueous medium.
  • the present invention also relates to a method for producing the above dispersion for aqueous nail enamel, comprising dispersing in an aqueous medium using an alkali compound in step (2).
  • the present invention also relates to a method for producing a dispersion for an aqueous nail enamel, comprising the step (3) of further dispersing the dispersion obtained in the step (2) with a media-type disperser.
  • the present invention also relates to a method for producing a dispersion for aqueous nail enamel, wherein the average particle size of the pigment of the dispersion for aqueous nail enamel including step (3) is 500 nm or less.
  • the present invention is a method for producing a dispersion for an aqueous nail enamel, wherein the blending ratio (weight ratio) of the pigment and the water-soluble resin is 80/20 or less.
  • the method for producing a dispersion for an aqueous nail enamel comprises a step (1) of kneading a pigment, a water-soluble resin, and water or a volatile solvent with two rolls to form a solid chip, Including the step (2) of dispersing in an aqueous medium, and in the step (1), the blending ratio of pigment to water-soluble resin (weight of pigment / weight of water-soluble resin) is 60/40 or more.
  • water-soluble resins used in the present invention are roughly classified into natural polymer resins and synthetic polymer resins.
  • the natural polymer resin include proteins such as glue, gelatin, casein, and albumin, natural gums such as gum arabic, tragacanth, and xanthan gum, glucosides such as saponin, alginic acid and propylene glycol alginate, and triethanol alginate.
  • proteins such as glue, gelatin, casein, and albumin
  • natural gums such as gum arabic, tragacanth, and xanthan gum
  • glucosides such as saponin
  • alginic acid and propylene glycol alginate and triethanol alginate.
  • alginic acid derivatives such as amine and ammonium alginate
  • cellulose derivatives such as methylcellulose, carboxymethylcellulose, hydroxyethylcellulose, and ethylhydroxycellulose.
  • Examples of synthetic polymer resins include acrylic copolymers, styrene-acrylic acid copolymers, styrene-maleic acid copolymers, alkyd-based, epoxy-based, polyester-based, urethane-based, cellulose-based, and polyvinylpyrrolidone.
  • Acrylic resins such as acrylic acid-acrylonitrile copolymer, potassium acrylate-acrylonitrile copolymer, vinyl acetate-acrylic ester copolymer, acrylic acid-acrylic ester copolymer, styrene-methacrylic acid Styrene-acrylic such as copolymer, styrene-methacrylic acid-acrylic acid ester copolymer, styrene- ⁇ -methylstyrene-acrylic acid copolymer, styrene- ⁇ -methylstyrene-acrylic acid-acrylic acid ester copolymer Copolymer resin, styrene-maleic anhydride copolymer, etc.
  • Styrene-maleic acid copolymer vinyl naphthalene-acrylic acid copolymer, vinyl naphthalene copolymer such as vinyl naphthalene-maleic acid copolymer, vinyl acetate-ethylene copolymer, vinyl acetate-fatty acid vinyl ethylene copolymer
  • vinyl acetate-based copolymers such as polymers, vinyl acetate-maleic acid ester copolymers, vinyl acetate-crotonic acid copolymers, vinyl acetate-acrylic acid copolymers, and salts thereof.
  • a copolymer of a monomer having a hydrophobic group and a monomer having a hydrophilic group, or a polymer comprising a monomer having both a hydrophobic group and a hydrophilic group in the molecular structure is preferable.
  • the hydrophobic group has a styrene group. More preferred.
  • the water-soluble resin used in the present invention those having a weight average molecular weight of 100,000 or less can be preferably used from the viewpoint of solubility and dispersibility. More preferably 1000 to 50000, and particularly preferably 1500 to 30000 can be used.
  • a neutralizing agent such as ammonium, amine, inorganic alkali or the like.
  • the blending ratio (weight ratio) of the pigment and the resin in the present invention is preferably 60/40 or more, preferably 80/20 or less, more preferably 65/35 to 75/25. .
  • the above water-soluble resins may be used alone or in combination of two or more. These copolymers and polymers can be obtained by known solution polymerization.
  • Inorganic pigments such as chromium, cobalt titanate, ultramarine, bitumen, mica titanium, bismuth oxychloride and the like can also be used.
  • Resin powders such as acrylic resins and nylon resins can also be used.
  • the water-soluble resin and pigment in the aqueous nail enamel dispersion are 0.5 to 40 in terms of solid content (that is, in the coating film obtained by curing the dispersion). %, More preferably 5% to 25%, the pigment content is 0.5 to 50%, more preferably 10% to 30%, and the remainder may be water. However,% is weight%.
  • the water or volatile solvent used in step (1) in the present invention is used as a binder that promotes dispersion of the pigment when kneading the two rolls. It is not desirable for this water or volatile solvent to remain until the final nail polish.
  • the volatile solvent a solvent that volatilizes 100% by heat when kneading the two rolls is desirable.
  • the boiling point of the volatile solvent is preferably about 80 to 200 ° C.
  • alcohols that have been conventionally blended in cosmetics are preferable, and ethanol, glycerin, propylene glycol, hexyl decanol, stearyl alcohol, hexylene glycol, behenyl alcohol, benzyl alcohol, government-specified non-modified alcohol , Government-designated denatured alcohol.
  • the aqueous medium in step (2) in the present invention includes water and alcohol.
  • the solid chip may be dispersed in an aqueous medium using an alkali compound.
  • alkali compounds used include methylamine, dimethylamine, trimethylamine, ethylamine, diethylamine, triethylamine, various organic amine compounds such as 2-aminoethanol, 2-dimethylaminoethanol, 2-diethylaminoethanol, ammonia, sodium hydroxide Inorganic basic substances represented by the above, and various other quaternary ammonium compounds can be used.
  • ammonia which has little influence on the human body and has high volatility is desirable.
  • the amount of alkali compound added varies depending on the amount of water-soluble resin used and the acid value, but it is not desirable to add an excessive amount to cause odor.
  • a preferable addition amount is 0.5 to 2%.
  • the pigment, the water-soluble resin, and water or a volatile solvent are kneaded with two rolls to obtain a solid chip.
  • a pigment, a resin, a solvent, or water are kneaded to prepare a single sheet, which is kneaded, that is, dispersed many times between two rolls, and then the solvent or water is heated by heat. Evaporate to a solid chip.
  • the two rolls since the dispersibility is improved with a small amount of water-soluble resin, the water resistance when the nail enamel is made is excellent.
  • the obtained solid chip is dispersed in an aqueous medium.
  • a dispersing machine may be used for dispersing, and a media type dispersing machine is preferable.
  • Media type dispersers include ball mills, attritors, roll mills, colloid mills, high speed disk impellers, high speed collision mills, high speed stone mills, pebble mills, sand mills and batch grinders, coball mills, basket mills, flow-type wet bead mills, ultrasonic homogenizers, etc. It can carry out using the well-known apparatus. Moreover, you may use combining them.
  • the average particle diameter of the pigment is preferably dispersed until it becomes 500 nm or less from the viewpoint of stability and color developability. Furthermore, it is preferably 400 nm or less.
  • components commonly used as water-based beauty nail ingredients other than the above-described components such as oils, moisturizers, ultraviolet absorbers, chelating agents, as long as the effects of the present invention are not impaired.
  • PH adjusters, antifoaming agents, leveling agents, thickeners, dyes, fragrances, preservatives, resin powders such as acrylic resins and nylon resins, and the like can be appropriately blended.
  • water-swellable clay minerals such as organic thickeners such as polyvinyl alcohol, polyvinylpyrrolidone, polyacrylamide, polyethylene oxide, methylcellulose, hydroxyethylcellulose, hydroxypropylmethylcellulose, and inorganic bentonite Hydrous oxides such as boehmite, silicates such as aluminum magnesium silicate, silicic anhydride and the like can be preferably used.
  • parts and % respectively represent “parts by weight” and “% by weight”.
  • Water-soluble resin A is a styrene acrylic resin having a Tg of 70 ° C. and an acid value of 195 mgKOH / g, and a weight average molecular weight of 12,000.
  • Step (2) The obtained chip was dispersed with the following composition for 60 minutes with a high speed mixer.
  • Solid chips 40.0 parts
  • Commercially purified water 47.1 parts
  • Ammonia water (28%) 2.88 parts
  • the above mill base is circulated and dispersed with a bead mill disperser (Dynomill KDL type), media: Hibee D16 at a filling rate of 80%, and pigment Dispersion A was obtained.
  • the gloss of the coating film was evaluated.
  • the gloss was evaluated by measuring with a gloss meter (Gloss Meter VG2000, manufactured by Nippon Denshoku Co., Ltd.) at an angle between the measurement surface and incident of 60 ° and an angle between the measurement surface and incident light of 20 °. In Table 1, they are shown as “gloss 60 ° gloss” and “gloss 20 ° gloss”.
  • “Gloss difference” represents the percentage reduction in gloss before and after the water resistance test for a gloss of 60 ° gloss.
  • Solid chip 40.0 parts Commercial purified water 47.1 parts Ammonia water (28%) 2.67 parts
  • the above mill base was circulated and dispersed with a bead mill disperser (Dynomill KDL type) and media: Hibee D16 at a filling rate of 80%.
  • the degree of dispersion was evaluated by measuring the particle size distribution.
  • Test piece creation, coating film evaluation, and water resistance evaluation were performed in the same manner as in Example 1.
  • Example 3> [Step (1)] The following mixture was processed 10 times with two rolls to obtain solid chips.
  • Solid chip 40.0 parts Commercial purified water 47.1 parts Ammonia water (28%) 2.16 parts
  • the above mill base was circulated and dispersed with a bead mill disperser (Dynomill KDL type) and media: Hibee D16 at a filling rate of 80%.
  • the degree of dispersion was evaluated by measuring the particle size distribution.
  • Test piece preparation, coating film evaluation, and water resistance evaluation were performed in the same manner as in Example 1. As shown in Table 1, the dispersion particle size, coating film gloss, and transparency are superior to those of the comparative example in terms of dispersion particle size, coating film gloss, and transparency. It was. In addition, the water resistance of Example 2 and Example 3 was better than Example 1.
  • Example 1 The step (1) of Example 1 was not performed, and the mill base of the step (2) was directly prepared with the same composition and was circulated and dispersed with a bead mill disperser. Otherwise, it was the same as Example 1.
  • Example 2 The step (1) of Example 2 was not performed, and the mill base of the step (2) was directly prepared with the same composition and circulated and dispersed with a bead mill disperser. Otherwise, it was the same as Example 2.
  • Water-soluble resin A is a styrene acrylic resin having a Tg of 70 ° C. and an acid value of 195 mgKOH / g, and a weight average molecular weight of 12,000.
  • Step (2) The obtained chip was dispersed with the following composition for 60 minutes with a high speed mixer.
  • Solid chips 40.0 parts
  • Commercial purified water 47.1 parts
  • Ammonia water (28%) 2.88 parts
  • the above mill base is circulated and dispersed with a bead mill disperser (Dynomill KDL type), media: Hibee D16 at a filling rate of 80%, and pigment Dispersion A was obtained.
  • the degree of dispersion was evaluated by measuring the particle size distribution.
  • Test piece creation, coating film evaluation, and water resistance evaluation were performed in the same manner as in Example 1.
  • Example 4 A dispersion and a coating film were prepared in the same manner as in Example 2 except that the pigment was red 226. As shown in Table 1, the dispersion particle size of the dispersion, the gloss, transparency, and water resistance of the coating were superior to the corresponding comparative examples.
  • Example 5 A dispersion and a coating film were prepared in the same manner as in Example 2 except that the pigment was Yellow No. 5. As shown in Table 1, the dispersion particle size of the dispersion, the gloss, transparency, and water resistance of the coating were superior to the corresponding comparative examples.
  • Example 6 A dispersion and a coating film were prepared in the same manner as in Example 2, except that the pigment was Blue No. 1. As shown in Table 1, the dispersion particle size of the dispersion, the gloss, transparency, and water resistance of the coating were superior to the corresponding comparative examples.
  • Example 7 The same dispersion as in Example 2 except that Blue No. 1 was used and water-soluble resin B (Tg 60 ° C., styrene acrylic resin having an acid value of 195 mg KOH / g and having a weight average molecular weight of 5000) was used as the water-soluble resin. And made a coating film. As shown in Table 1, the dispersion particle size of the dispersion, the gloss, transparency, and water resistance of the coating were superior to the corresponding comparative examples.
  • water-soluble resin B Tg 60 ° C., styrene acrylic resin having an acid value of 195 mg KOH / g and having a weight average molecular weight of 5000
  • Example 8> The same dispersion as in Example 2 except that Blue No. 1 was used and water-soluble resin C (Tg 70 ° C., styrene acrylic resin having an acid value of 195 mg KOH / g and having a weight average molecular weight of 25000) was used as the water-soluble resin. And made a coating film. As shown in Table 1, the dispersion particle size of the dispersion, the gloss, transparency, and water resistance of the coating were superior to the corresponding comparative examples.
  • water-soluble resin C Tg 70 ° C., styrene acrylic resin having an acid value of 195 mg KOH / g and having a weight average molecular weight of 25000
  • Water-soluble resins A of Comparative Examples 1 to 6 and Examples 1 to 6 Weight average molecular weight is 12000 (acid value 195, Tg 70 ° C.)
  • Water-soluble resin B of Example 7 weight average molecular weight 5000 (acid value 195, Tg 60 ° C.)
  • Water-soluble resin C of Examples 8 and 9 Weight average molecular weight 25000 (acid value 195, Tg 80 ° C.)
  • the aqueous nail enamel dispersions according to the present invention of Examples 1 to 9 have the performances of dispersed particle size, gloss (60 ° gloss, 20 ° gloss), coating transparency, and coating water resistance. Good evaluation was obtained.
  • the coating film from the dispersion obtained without going through the solid chip forming process with two rolls was evaluated to such a degree that gloss and transparency were not at a practical level (Comparative Examples 1 to 6).
  • the pigment dispersion stability of the aqueous pigment dispersion, the gloss, color development, and transparency of the coating film were excellent, and the coating film properties such as water resistance could be improved.
  • the aqueous pigment dispersion of the present invention can be suitably used for an aqueous beauty nail material that requires gloss, transparency, and water resistance of a coating film.

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  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
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  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
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Abstract

La présente invention concerne un produit aqueux pour la beauté des ongles qui a moins d'effets physiques et se révèle meilleur pour l'ongle qu'un produit pour la beauté des ongles à base d'un solvant organique. Le produit selon l'invention permet d'obtenir éclat et couleur et se révèle résistant à l'eau. L'invention concerne également un procédé de fabrication d'une dispersion aqueuse de vernis à ongles comprenant une étape (1) consistant à fabriquer des paillettes solides en pétrissant un pigment, une résine soluble dans l'eau et de l'eau ou un solvant volatil au moyen de deux cylindres et une étape (2) consistant à disperser les paillettes solides dans un milieu aqueux, le rapport de mélange entre le pigment et la résine soluble dans l'eau de l'étape (1) étant de 60/40 (poids de pigment/poids de résine soluble dans l'eau) ou plus.
PCT/JP2009/064963 2008-08-29 2009-08-27 Procédé de fabrication d'une dispersion aqueuse de vernis à ongles WO2010024332A1 (fr)

Applications Claiming Priority (2)

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JP2008-220611 2008-08-29
JP2008220611 2008-08-29

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WO2010024332A1 true WO2010024332A1 (fr) 2010-03-04

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3073742A1 (fr) * 2017-11-21 2019-05-24 S.A. Color Utilisation d’une matiere pigmentaire traitee hydrodispersible dans une formulation aqueuse de vernis a ongles, procede de fabrication de ladite matiere pigmentaire et formulation correspondante

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017105739A (ja) * 2015-12-11 2017-06-15 株式会社シードリーフ 化粧料の使用方法及び化粧料
KR101775090B1 (ko) * 2017-07-20 2017-09-05 주식회사 케미팜스 고함량의 안료를 포함하는 수분산 칼라조성물과 이를 적용한 수성 네일 폴리쉬 조성물
WO2021065643A1 (fr) * 2019-10-01 2021-04-08 Dic株式会社 Dispersion aqueuse de pigment, produit de pigment malaxé et procédé de production de dispersion aqueuse de pigment

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54160753A (en) * 1978-06-08 1979-12-19 Shiseido Co Ltd Nail enamel
JPH0971521A (ja) * 1995-06-30 1997-03-18 Kose Corp 混練組成物及び組成物並びにこれらを含有する化粧料
JPH09227340A (ja) * 1996-02-16 1997-09-02 Mitsubishi Pencil Co Ltd 美爪料

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54160753A (en) * 1978-06-08 1979-12-19 Shiseido Co Ltd Nail enamel
JPH0971521A (ja) * 1995-06-30 1997-03-18 Kose Corp 混練組成物及び組成物並びにこれらを含有する化粧料
JPH09227340A (ja) * 1996-02-16 1997-09-02 Mitsubishi Pencil Co Ltd 美爪料

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3073742A1 (fr) * 2017-11-21 2019-05-24 S.A. Color Utilisation d’une matiere pigmentaire traitee hydrodispersible dans une formulation aqueuse de vernis a ongles, procede de fabrication de ladite matiere pigmentaire et formulation correspondante

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